US PATENT SUBCLASS 238 / 225
.~.~ Rail section

Current as of: June, 1999
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238 /   HD   RAILWAYS: SURFACE TRACK

151  DF  RAIL JOINTS {28}
218  DF  .~ Tread bridge {7}
225.~.~ Rail section {1}
226  DF  .~.~.~> Splice key

DEFINITION

Classification: 238/225

The tread-block inserted between the rail ends takes up the space of the full rail-section.